diff --git a/doc/src/sgml/ref/copy.sgml b/doc/src/sgml/ref/copy.sgml index 369342b74d..0fca6583af 100644 --- a/doc/src/sgml/ref/copy.sgml +++ b/doc/src/sgml/ref/copy.sgml @@ -413,10 +413,16 @@ COPY count Notes - COPY TO can only be used with plain tables, not - with views. However, you can write COPY (SELECT * FROM - viewname) TO ... - to copy the current contents of a view. + COPY TO can be used only with plain + tables, not views, and does not copy rows from child tables + or child partitions. For example, COPY table TO copies + the same rows as SELECT * FROM ONLY table. + The syntax COPY (SELECT * FROM table) TO ... can be used to + dump all of the rows in an inheritance hierarchy, partitioned table, + or view. @@ -425,16 +431,6 @@ COPY count INSTEAD OF INSERT triggers. - - COPY only deals with the specific table named; - it does not copy data to or from child tables. Thus for example - COPY table TO - shows the same data as SELECT * FROM ONLY table. But COPY - (SELECT * FROM table) TO ... - can be used to dump all of the data in an inheritance hierarchy. - - You must have select privilege on the table whose values are read by COPY TO, and